The Blockradar API uses API keys to authenticate all requests. Every API key is scoped to a specific master wallet.Documentation Index
Fetch the complete documentation index at: https://docs.blockradar.co/llms.txt
Use this file to discover all available pages before exploring further.
Sending your API key
Include your API key in thex-api-key header on every request:
Getting your API keys
- Log in to the Blockradar dashboard
- Navigate to your master wallet settings
- Copy your API key from the API Keys section
Key scoping
Each API key is tied to a single master wallet. If you operate multiple wallets across different networks, you will have a separate key per wallet.Full API Reference
View the authentication reference in the API Reference tab.

